(19)
(11) EP 1 645 094 A2

(12)

(88) Date of publication A3:
11.08.2005

(43) Date of publication:
12.04.2006 Bulletin 2006/15

(21) Application number: 04756534.6

(22) Date of filing: 01.07.2004
(51) International Patent Classification (IPC): 
H04L 25/03(1974.07)
H04L 25/49(1974.07)
(86) International application number:
PCT/US2004/021210
(87) International publication number:
WO 2005/008883 (27.01.2005 Gazette 2005/04)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

(30) Priority: 03.07.2003 US 485246 P
30.06.2004 US 881476

(71) Applicant: Powerwave Technologies, Inc.
Santa Ana, CA 92705 (US)

(72) Inventor:
  • BRAITHWAITE, Richard, Neil
    Orange, CA 92827 (US)

(74) Representative: Modin, Jan 
Ehrner & Delmar Patentbyra AB Box 10316
100 55 Stockholm
100 55 Stockholm (SE)

   


(54) DIGITAL PREDISTORTION SYSTEM AND METHOD FOR CORRECTING MEMORY EFFECTS WITHIN AN RF POWER AMPLIFIER